Practical Engineering on MSN

When locomotive wheels start slipping, more power can mean less traction - the engineering problem behind heavy trains

A modern diesel-electric freight locomotive can generate more than 50 tons of pulling force, yet its smooth steel wheels grip equally smooth steel rails through contact patches roughly the size of a ...
Practical Engineering on MSN

How engineers built the Channel Tunnel beneath the English Channel - The underwater railway connecting Britain and France

The Channel Tunnel connects Britain and France beneath the English Channel, allowing trains to transport passengers and ...